Three Calibration Level 114dB, 94dB and 104dB with calibration frequency at 1KHz. The cavity diameter of this sound level calibrator is 13.2mm. Carefully insert the microphone to the calibrator's cavity, make sure its aligned to avoid damage. Battery operated, compact, portable easy to carry anywhere. Benchtop design - It provides stable position for easy calibration.
Professional Sound Level Calibrator Decibel Meter Calibrator with Three Calibration Level at 94dB & 104dB & 114dB
Komelon 6622 Open Reel Fiberglass Tape Measure, 200-Feet
FACOM Red Series 893B.213Pb Tape Measure 2m x 13mm Nylon Coated
Fancy and Accurate! BMI Meter 2m
Mètre ruban 2m x 13 mm facom 893b.213 893B.213PB FACOM 47218213
Fancy and Accurate! BMI Meter 2m
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BMI 429241011 Pocket Tape Meter 2m in red, Multicoloured
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Mètre ruban 2m x 13 mm facom 893b.213 893B.213PB FACOM 47218213
Fancy and Accurate! BMI Meter 2m